Now if the power fails, your aquarium won't! The Azoo Battery Air Pump is a powerful, inexpensive backup aeration system that offers peace of mind in the event of an emergency. Provides vital oxygen to aquarium inhabitants and features an On/Off switch to maintain battery life. Includes a 13-1/4" airline and airstone. Requires two D-cell batteries (not included). Also great to use when transporting fish.
Please click on "More Information" for advice on how to reduce oxygen depletion in your aquarium.